X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fhardware%2Fcenter-3xx%2Fprotocol.c;h=81868b0618aa141f8702bdea993eac3a8fe96110;hb=69b05583955761d24c86cf1f46c1d1dba8c6176c;hp=ca11449f4f751eec86c1ca92afbf43823261dd65;hpb=d4f59ce86d23e41da3f94e3d6cab4b4bc3239359;p=libsigrok.git
diff --git a/src/hardware/center-3xx/protocol.c b/src/hardware/center-3xx/protocol.c
index ca11449f..81868b06 100644
--- a/src/hardware/center-3xx/protocol.c
+++ b/src/hardware/center-3xx/protocol.c
@@ -14,8 +14,7 @@
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * along with this program; if not, see .
*/
#include
@@ -25,6 +24,7 @@
struct center_info {
float temp[NUM_CHANNELS];
+ int digits[NUM_CHANNELS];
gboolean rec, std, max, min, maxmin, t1t2, rel, hold, lowbat, celsius;
gboolean memfull, autooff;
gboolean mode_std, mode_rel, mode_max, mode_min, mode_maxmin;
@@ -97,8 +97,12 @@ static int packet_parse(const uint8_t *buf, int idx, struct center_info *info)
/* Byte 43: Specifies whether we need to divide the value(s) by 10. */
for (i = 0; i < NUM_CHANNELS; i++) {
/* Bit = 0: Divide by 10. Bit = 1: Don't divide by 10. */
- if ((buf[43] & (1 << i)) == 0)
+ if ((buf[43] & (1 << i)) == 0) {
info->temp[i] /= 10;
+ info->digits[i] = 1;
+ } else {
+ info->digits[i] = 0;
+ }
}
/* Bytes 39-42: Overflow/overlimit bits, depending on mode. */
@@ -134,6 +138,7 @@ static int handle_packet(const uint8_t *buf, struct sr_dev_inst *sdi, int idx)
devc = sdi->priv;
+ /* Note: digits/spec_digits will be overridden later. */
sr_analog_init(&analog, &encoding, &meaning, &spec, 0);
memset(&info, 0, sizeof(struct center_info));
@@ -155,6 +160,8 @@ static int handle_packet(const uint8_t *buf, struct sr_dev_inst *sdi, int idx)
l = NULL;
l = g_slist_append(l, g_slist_nth_data(sdi->channels, i));
analog.meaning->channels = l;
+ analog.encoding->digits = info.digits[i];
+ analog.spec->spec_digits = info.digits[i];
analog.data = &(info.temp[i]);
sr_session_send(sdi, &packet);
g_slist_free(l);
@@ -170,7 +177,7 @@ static gboolean handle_new_data(struct sr_dev_inst *sdi, int idx)
{
struct dev_context *devc;
struct sr_serial_dev_inst *serial;
- int len, i, offset = 0, ret = FALSE;
+ int len, offset, ret = FALSE;
devc = sdi->priv;
serial = sdi->conn;
@@ -186,6 +193,7 @@ static gboolean handle_new_data(struct sr_dev_inst *sdi, int idx)
devc->buflen += len;
/* Now look for packets in that data. */
+ offset = 0;
while ((devc->buflen - offset) >= center_devs[idx].packet_size) {
if (center_devs[idx].packet_valid(devc->buf + offset)) {
handle_packet(devc->buf + offset, sdi, idx);
@@ -197,8 +205,8 @@ static gboolean handle_new_data(struct sr_dev_inst *sdi, int idx)
}
/* If we have any data left, move it to the beginning of our buffer. */
- for (i = 0; i < devc->buflen - offset; i++)
- devc->buf[i] = devc->buf[offset + i];
+ if (offset < devc->buflen)
+ memmove(devc->buf, devc->buf + offset, devc->buflen - offset);
devc->buflen -= offset;
return ret;
@@ -236,7 +244,7 @@ static int receive_data(int fd, int revents, int idx, void *cb_data)
}
if (sr_sw_limits_check(&devc->sw_limits))
- sdi->driver->dev_acquisition_stop(sdi);
+ sr_dev_acquisition_stop(sdi);
return TRUE;
}